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NEN EN ISO 7393-1 : 2000 C1 2001现行

WATER QUALITY - DETERMINATION OF FREE CHLORINE AND TOTAL CHLORINE - PART 1: TITRIMETRIC METHOD USING N,N-DIETHYL-1,4-PHENYLENEDIAMINE

出版:Netherlands Standards

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基本信息
标准编号: NEN EN ISO 7393-1 : 2000 C1 2001
标准类别:Standard
出版单位:Netherlands Standards
标准页数:0
标准简介

Defines a titrimetric procedure to determine free chlorine and total chlorine in water. This method applies to concentrations, in terms of chlorine, (Cl2), from 0,0004 to 0,07 mmol/l (0,03 to 5 mg/l) total chlorine and at higher concentrations by dilution of samples. For concentrations above 0,07 mmol/l, ISO 7393-3 also applies. Sea water and waters containing iodides and bromides require special procedures.

本标准替代的旧标准

NEN 6480 : 82 C2 1984